A free program for Android, by GOMO Apps.

Spanish Language – GO Keyboard is an application that helps you learn Spanish. The application is designed for people who want to learn Spanish, and it’s not just a dictionary; it also contains a lot of the most used phrases in the language.

It works as a dictionary, but it also has an English input. When you start typing in the input box, it shows you the words that you have typed and also gives you the option to search for the desired word.

Besides, you can use the dictionary to look up the meaning of the word and the phonetic spelling.